Abstract: An equation for the on-axis gain of a uniformly illuminated rectangular aperture is derived which is valid in the "Optical Fresnel Zone." This equation is formulated in terms of the ordinary ...

We study the wave propagation in nonlinear electrodynamical models. Particular attention is paid to the derivation and the analysis of the Fresnel equation for the wave covectors. For the class of ...

According to Sinha, the key equation for understanding light was already tucked ... As time went on, experiments by Young and Fresnel provided strong evidence for the wave theory. Their famous ...

Discussions related to the move to LED started in 2022 and Zwolle Theatre’s head of technical Dennis Bouwhuis and head of ...

In the years that followed, French engineer August Fresnel’s findings on diffraction ... of photons acting as a wave (since Einstein’s equation involved both frequency and wavelength).

This suggested that the so-called "isospin symmetry" between up and down quarks might be broken by more than expected due to the differences in their electric charges and masses—a discrepancy ...

How gravity causes a perfectly spherical ball to roll down an inclined plane is part of the elementary school physics canon. But the world is messier than a textbook. Scientists in the Harvard ...

Kyle Diamantas, a former corporate lawyer, is the new director for the F.D.A. food division, which oversees infant formula. He defended a top maker in cases claiming the company had not warned of ...

While the benefits of breastfeeding are undeniable, if it’s not an option as your sole feeding method, the best baby formula can provide the essential nutrition your little one needs.

US car giant General Motors has had its Formula 1 entry for the 2026 season formally approved. It will name the new team after its luxury Cadillac brand. The decision to approve GM's bid comes ...